Open UlyssesZh opened 1 year ago
https://ulysseszh.github.io/physics/2022/11/18/supersonic-overhead.html
Suppose a supersonic airplane has Mach number $M$. It flies horizontally. At some time, it fly past over your head at height $h$. Then, the distance between you and it when you have just heard it is $Mh$.
https://ulysseszh.github.io/physics/2022/11/18/supersonic-overhead.html
Suppose a supersonic airplane has Mach number $M$. It flies horizontally. At some time, it fly past over your head at height $h$. Then, the distance between you and it when you have just heard it is $Mh$.